I hate to sound obvious here but is there another value in this profile
that is =19? Could this be a simple clerical error?

John Chandler wrote:
> Don't forget that the difference is 4 steps. A 4-step mutation is
> pretty surprising if it happened all at once, and even more surprising
> if it happened one step at a time in a constant direction. This is
> not a multi-copy marker, and so we can't invoke recLOH.
>
> John Chandler
>

--
Regards,
Rebekah

"And they wonder why the maples
Can't be happy in their shade." Trees (Neil Peart from Rush)